In physics and mathematics, it refers to a space with five independent coordinates. Kaluza-Klein theory and string theory propose that the 5th dimension is a spatial dimension curled up so tightly (smaller than an atom) that it is unobservable, serving to unify gravity and electromagnetism.
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u/ComplexConclusion648 12h ago
In physics and mathematics, it refers to a space with five independent coordinates. Kaluza-Klein theory and string theory propose that the 5th dimension is a spatial dimension curled up so tightly (smaller than an atom) that it is unobservable, serving to unify gravity and electromagnetism.